Home / 212,309,330,803.85-318,463,999,914.40-50,960,737,577.05

Finding the Fourth Proportional to 212,309,330,803.85, 318,463,999,914.40 and 50,960,737,577.05

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Solution

The fourth proportional to 212,309,330,803.85, 318,463,999,914.40 and 50,960,737,577.05 is: 76,441,107,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,309,330,803.85 : 318,463,999,914.40 = 50,960,737,577.05 : x
  2. Step 2: Convert to fraction form
    212,309,330,803.85/318,463,999,914.40 = 50,960,737,577.05/x
  3. Step 3: Cross multiply
    212,309,330,803.85x = 318,463,999,914.40 × 50,960,737,577.05
  4. Step 4: Simplify right side
    212,309,330,803.85x = 16,229,160,327,375,413,575,680
  5. Step 5: Solve for x
    x = 16,229,160,327,375,413,575,680/212,309,330,803.85
  6. Step 6: Final answer
    x = 76,441,107,255.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.